Vibration Analyzer

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Why is Monitoring Vibration Important?
Why Monitor Machine Vibration?
VIBRATION PRODUCT : vb5 | vb6 | vb7| vb Online| Ranger Sensor| Ranger Booster| Ranger Station | Ranger Bridge

Ranger Bridge™ Modulevibration vb5


The Ranger Bridge device is a compact variant of the standard 32-channel vbOnline instrument introduced to industry acclaim in 2004. It shares many of the larger device's recording functionality, but includes a faster processor, more DSP capabilities and onboard memory for 'offline' recordings. The Ranger Bridge device provides wired data collection should Ranger system customers require it.
Specifications : Ranger System : Remarks :
Analog Inputs    
Number of channels 4 to 16 Configurable in blocks of 4
Simultaneous recordings Dual channel Any odd # channel with any even # channel
Channel scan rate ≤ 8s per channel Acceleration 1000 Hz 400 lines
Compatible sensors Accel, Vel, Displ, Voltage Output, 4-20 mA  
DC-coupled ranges 0 V to 20 V, -10 V to 10 V, -20 V to 0 V Selectable to suit sensor type
AC-coupled ranges 16 V peak-peak Allows for ± 8 V sensor output swing
Sensor drive current 4 mA @ 24 V Enable for IEPE/ICP© type sensors
A to D conversion 24-bit  
Input impedance > 100 kΩ  
Analog Measurements
Measurement types Single Value, Time Waveform, Spectrum  
Quantities Accel, Vel, Displ, Demod, User-scaled User-scaling for voltage and 4-20 mA sensors
Max levels > 1000 g (10 000 m/s²), > 1000 in/s
(25 000 mm/s), > 100 in (2500 mm),
> 10 000 Amps
 
Spectrum Fmax values 25 Hz to 40 kHz (1500 CPM to
2400 kCPM)
In 26 steps
Sampling rates 64 Hz to 102.4 kHz In 26 steps
Dynamic range ≥ 95 dB  
Harmonic distortion Less than -70 dB Typical Other distortions and noise are lower
Harmonic distortion ± 1% (0.1 dB) For DC level (%F.S.) and AC measured at 100 Hz
AC frequency response ± 0.1 dB from 10 Hz (AC) or 0 Hz (DC) to 15 kHz
± 3 dB from 1 Hz (AC) or 0 Hz (DC) to 40 kHz
From value measured at 100 Hz
Signal Processing
Number of spectral lines 400, 800, 1600, 3200, 6400 6400 lines (16 384 samples) max for dual channel recordings
Time waveform samples 1024, 2048, 4096, 8192, 16 384  
Window types Hanning, Rectangular  
Averaging types Linear, Exponential, Peak Hold, Synchronous  
Number of averages 1, 2, 4, 8, 16, 32, 64, 128  
Overlap 0, 12.5, 25, 37.5, 50, 62.5, 75, 87.5%  
Demodulation bandwidths 24 bandwidth options From 125 Hz to 1250 Hz up to 16 kHz and 20 kHz
Order tracking Up to 6 kHz Fmax, Orders-based Tachometer required, mounted on high-speed shaft
Order tracking distortion Less than -65 dB Within 50% to 200% speed variation during recording
QuickScan Mode
Scan rate 2 seconds per channel pair
5 seconds per channel pair
For DC-coupled sensors, no integration (e.g. prox probes)
For other sensor types
Measurement type Average DC value or 10 Hz to 1 kHz overall Accelerometer readings are converted to velocity
Offline Mode
Storage capacity and duration 8 MB, typically 40 days At 8 channels, 3 recordings per channel, 4 recordings per day
Recording retrieval to database Automatic Upon re-establishment of comms
Tachometer Inputs
Number 1 to 2 Multiplexed, optically isolated
Range 0.5 Hz to 5000 Hz (30 to 300 000 CPM) Divided by number of pulses per revolution
Recommended sensor Hall Effect Also optical, laser and Keyphasor® tachometer sensors
Power supply to sensor 10 V Current limited to 50 mA
TTL inputs pulses 2.5 V (2 mA) min, 28 V (5 mA) max Off-state < 0.8 V
Keyphasor® threshold 13 V ± 1 V  
Serial Data Inputs
Input type and connector RS232, RJ12  
Protocol supported MODBUS RTU Supports Registers (16 and 32-bit), Inputs, Coils
Scaling of values via Gain and Offset (both floating point) Supports all engineering units
Relay Outputs
Number and type 1 to 2, SPST normally open  
Voltage and current rating 250 V AC or 30 V DC, 5 A Supports Registers (16 and 32-bit), Inputs, Coils
Controlled by OnlineManager software on server Supports all engineering units
Status Indicators
System status 2 x LEDs One for power, one for DSP status
Vibration status 2 sets LEDs: red, yellow, green Indicates alarm state, user-configurable
Relay status 2 x LEDs Indicate when relays are energized
Communications
Network communications Ethernet v2.0, TCP/IP, 10/100baseT Auto-senses 10/100 Mbps and half/full duplex
Network connection, link speed RJ45 socket, ≥ 256 kbps (optimum) 2400 bps (min) Via any commercially available link
Diagnostics communications RS232 @ 115 kbaud, RJ12 socket  
Electrical
Power supply 250 mA @ 9 to 36 V  
Mechanical
Mounting Standard 35 mm DIN rail For installation in enclosed control cabinet
Size 199 mm x 130 mm x *45 mm *60 mm including DIN rail
Optional sealed housing IP65 / NEMA4  
Environmental
Temperature range -30 °C to 65 °C (-22 °F to 149 °F) De-rates to -25 °C to 60 °C (-13 °F to 140 °F) when using relays
Humidity 95% RH non-condensing  
Compliance CE, EN 61326 EMC emissions and immunity
Thermoscan Co., Ltd. (บริษัท เทอร์โมสแกน จำกัด)
www.thermoscan.co.th

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